Java Code Examples for org.camunda.bpm.engine.task.Task#getProcessInstanceId()

@Override
protected Object doExecute() throws Exception {
  TaskQuery taskQuery = engine.getTaskService().createTaskQuery();
  if (processId != null) {
    taskQuery.processDefinitionId(processId);
  }
  List<Task> tasks = taskQuery.orderByTaskCreateTime().asc().list();
  int i = 0;
  String[][] data = new String[tasks.size()][HEADER.length];
  for (Task task : tasks) {
    data[i++] = new String[]{
        task.getId(),
        task.getProcessInstanceId(),
        task.getProcessDefinitionId(),
        task.getAssignee(),
        task.getName()};
  }
  return null;
}
 

@After
public void tearDown() {
  Mocks.reset();

  for (Group group : identityService.createGroupQuery().list()) {
    identityService.deleteGroup(group.getId());
  }
  for (User user : identityService.createUserQuery().list()) {
    identityService.deleteUser(user.getId());
  }
  for (Task task : taskService.createTaskQuery().list()) {
    if (task.getProcessInstanceId() == null) {
      taskService.deleteTask(task.getId(), true);
    }
  }

  identityService.clearAuthentication();
}
 

@Override
public void tearDown() {
  processEngineConfiguration.setEnableExpressionsInAdhocQueries(false);

  Mocks.reset();

  for (Filter filter : filterService.createTaskFilterQuery().list()) {
    filterService.deleteFilter(filter.getId());
  }
  for (Group group : identityService.createGroupQuery().list()) {
    identityService.deleteGroup(group.getId());
  }
  for (User user : identityService.createUserQuery().list()) {
    identityService.deleteUser(user.getId());
  }
  for (Task task : taskService.createTaskQuery().list()) {
    if (task.getProcessInstanceId() == null) {
      taskService.deleteTask(task.getId(), true);
    }
  }
}
 

@Test
@Deployment(resources={"org/camunda/bpm/engine/test/api/oneTaskProcess.bpmn20.xml"})
public void testQueryByExecutionIdAndProcessInstanceId() {
  // given
  startProcessInstance(PROCESS_KEY);

  Task task = taskService.createTaskQuery().singleResult();

  String processInstanceId = task.getProcessInstanceId();
  String executionId = task.getExecutionId();
  String taskId = task.getId();

  taskService.resolveTask(taskId, getVariables());

  // when
  HistoricDetail detail = historyService.createHistoricDetailQuery()
      .processInstanceId(processInstanceId)
      .executionId(executionId).singleResult();

  //then
  assertThat(detail.getProcessInstanceId(), is(processInstanceId));
  assertThat(detail.getExecutionId(), is(executionId));
}
 

@Deployment
public void testScriptTaskExecutesQueryAfterUserCompletesTask() {
  // given
  startProcessInstancesByKey(DEFAULT_PROCESS_KEY, 5);
  Task task = selectAnyTask();

  String taskId = task.getId();
  String processInstanceId = task.getProcessInstanceId();

  createGrantAuthorization(TASK, taskId, userId, UPDATE);

  // when
  taskService.complete(taskId);

  // then
  disableAuthorization();

  VariableInstanceQuery query = runtimeService
      .createVariableInstanceQuery()
      .processInstanceIdIn(processInstanceId);

  VariableInstance variableUser = query
      .variableName("userId")
      .singleResult();
  assertNotNull(variableUser);
  assertEquals(userId, variableUser.getValue());

  VariableInstance variableCount = query
      .variableName("count")
      .singleResult();
  assertNotNull(variableCount);
  assertEquals(5l, variableCount.getValue());

  enableAuthorization();
}
 

@Deployment
public void testScriptExecutionListenerExecutesQueryAfterUserCompletesTask() {
  // given
  startProcessInstancesByKey(DEFAULT_PROCESS_KEY, 5);
  Task task = selectAnyTask();

  String taskId = task.getId();
  String processInstanceId = task.getProcessInstanceId();

  createGrantAuthorization(TASK, taskId, userId, UPDATE);

  // when
  taskService.complete(taskId);

  // then
  disableAuthorization();

  VariableInstanceQuery query = runtimeService
      .createVariableInstanceQuery()
      .processInstanceIdIn(processInstanceId);

  VariableInstance variableUser = query
      .variableName("userId")
      .singleResult();
  assertNotNull(variableUser);
  assertEquals(userId, variableUser.getValue());

  VariableInstance variableCount = query
      .variableName("count")
      .singleResult();
  assertNotNull(variableCount);
  assertEquals(5l, variableCount.getValue());

  enableAuthorization();
}
 

@Deployment
public void testScriptTaskListenerExecutesQueryAfterUserCompletesTask() {
  // given
  startProcessInstancesByKey(DEFAULT_PROCESS_KEY, 5);
  Task task = selectAnyTask();

  String taskId = task.getId();
  String processInstanceId = task.getProcessInstanceId();

  createGrantAuthorization(TASK, taskId, userId, UPDATE);

  // when
  taskService.complete(taskId);

  // then
  disableAuthorization();

  VariableInstanceQuery query = runtimeService
      .createVariableInstanceQuery()
      .processInstanceIdIn(processInstanceId);

  VariableInstance variableUser = query
      .variableName("userId")
      .singleResult();
  assertNotNull(variableUser);
  assertEquals(userId, variableUser.getValue());

  VariableInstance variableCount = query
      .variableName("count")
      .singleResult();
  assertNotNull(variableCount);
  assertEquals(5l, variableCount.getValue());

  enableAuthorization();
}
 

@Deployment
public void testScriptConditionExecutesQueryAfterUserCompletesTask() {
  // given
  startProcessInstancesByKey(DEFAULT_PROCESS_KEY, 5);
  Task task = selectAnyTask();

  String taskId = task.getId();
  String processInstanceId = task.getProcessInstanceId();

  createGrantAuthorization(TASK, taskId, userId, UPDATE);

  // when
  taskService.complete(taskId);

  // then
  disableAuthorization();

  VariableInstanceQuery query = runtimeService
      .createVariableInstanceQuery()
      .processInstanceIdIn(processInstanceId);

  VariableInstance variableUser = query
      .variableName("userId")
      .singleResult();
  assertNotNull(variableUser);
  assertEquals(userId, variableUser.getValue());

  VariableInstance variableCount = query
      .variableName("count")
      .singleResult();
  assertNotNull(variableCount);
  assertEquals(5l, variableCount.getValue());

  enableAuthorization();
}
 

@Deployment
public void testScriptIoMappingExecutesQueryAfterUserCompletesTask() {
  // given
  startProcessInstancesByKey(DEFAULT_PROCESS_KEY, 5);
  Task task = selectAnyTask();

  String taskId = task.getId();
  String processInstanceId = task.getProcessInstanceId();

  createGrantAuthorization(TASK, taskId, userId, UPDATE);

  // when
  taskService.complete(taskId);

  // then
  disableAuthorization();

  VariableInstanceQuery query = runtimeService
      .createVariableInstanceQuery()
      .processInstanceIdIn(processInstanceId);

  VariableInstance variableUser = query
      .variableName("userId")
      .singleResult();
  assertNotNull(variableUser);
  assertEquals(userId, variableUser.getValue());

  VariableInstance variableCount = query
      .variableName("count")
      .singleResult();
  assertNotNull(variableCount);
  assertEquals(5l, variableCount.getValue());

  enableAuthorization();
}
 

@Deployment(resources = {"org/camunda/bpm/engine/test/bpmn/callactivity/CallActivity.testInterruptingEventSubProcessEventSubscriptions.bpmn20.xml",
  "org/camunda/bpm/engine/test/bpmn/callactivity/interruptingEventSubProcessEventSubscriptions.bpmn20.xml"})
public void testInterruptingMessageEventSubProcessEventSubscriptionsInsideCallActivity() {
  ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("callInterruptingEventSubProcess");

  // one task in the call activity subprocess should be active after starting the process instance
  TaskQuery taskQuery = taskService.createTaskQuery();
  Task taskInsideCallActivity = taskQuery.singleResult();
  assertEquals("taskBeforeInterruptingEventSubprocess", taskInsideCallActivity.getTaskDefinitionKey());

  // we should have no event subscriptions for the parent process
  assertEquals(0, runtimeService.createEventSubscriptionQuery().processInstanceId(processInstance.getId()).count());
  // we should have two event subscriptions for the called process instance, one for message and one for signal
  String calledProcessInstanceId = taskInsideCallActivity.getProcessInstanceId();
  EventSubscriptionQuery eventSubscriptionQuery = runtimeService.createEventSubscriptionQuery().processInstanceId(calledProcessInstanceId);
  List<EventSubscription> subscriptions = eventSubscriptionQuery.list();
  assertEquals(2, subscriptions.size());

  // start the message interrupting event sub process
  runtimeService.correlateMessage("newMessage");
  Task taskAfterMessageStartEvent = taskQuery.processInstanceId(calledProcessInstanceId).singleResult();
  assertEquals("taskAfterMessageStartEvent", taskAfterMessageStartEvent.getTaskDefinitionKey());

  // no subscriptions left
  assertEquals(0, eventSubscriptionQuery.count());

  // Complete the task inside the called process instance
  taskService.complete(taskAfterMessageStartEvent.getId());

  assertProcessEnded(calledProcessInstanceId);
  assertProcessEnded(processInstance.getId());
}
 

@Deployment(resources = {"org/camunda/bpm/engine/test/bpmn/callactivity/CallActivity.testInterruptingEventSubProcessEventSubscriptions.bpmn20.xml",
  "org/camunda/bpm/engine/test/bpmn/callactivity/interruptingEventSubProcessEventSubscriptions.bpmn20.xml"})
public void testInterruptingSignalEventSubProcessEventSubscriptionsInsideCallActivity() {
  ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("callInterruptingEventSubProcess");

  // one task in the call activity subprocess should be active after starting the process instance
  TaskQuery taskQuery = taskService.createTaskQuery();
  Task taskInsideCallActivity = taskQuery.singleResult();
  assertEquals("taskBeforeInterruptingEventSubprocess", taskInsideCallActivity.getTaskDefinitionKey());

  // we should have no event subscriptions for the parent process
  assertEquals(0, runtimeService.createEventSubscriptionQuery().processInstanceId(processInstance.getId()).count());
  // we should have two event subscriptions for the called process instance, one for message and one for signal
  String calledProcessInstanceId = taskInsideCallActivity.getProcessInstanceId();
  EventSubscriptionQuery eventSubscriptionQuery = runtimeService.createEventSubscriptionQuery().processInstanceId(calledProcessInstanceId);
  List<EventSubscription> subscriptions = eventSubscriptionQuery.list();
  assertEquals(2, subscriptions.size());

  // start the signal interrupting event sub process
  runtimeService.signalEventReceived("newSignal");
  Task taskAfterSignalStartEvent = taskQuery.processInstanceId(calledProcessInstanceId).singleResult();
  assertEquals("taskAfterSignalStartEvent", taskAfterSignalStartEvent.getTaskDefinitionKey());

  // no subscriptions left
  assertEquals(0, eventSubscriptionQuery.count());

  // Complete the task inside the called process instance
  taskService.complete(taskAfterSignalStartEvent.getId());

  assertProcessEnded(calledProcessInstanceId);
  assertProcessEnded(processInstance.getId());
}
 

public static TaskDto fromEntity(Task task) {
  TaskDto dto = new TaskDto();
  dto.id = task.getId();
  dto.name = task.getName();
  dto.assignee = task.getAssignee();
  dto.created = task.getCreateTime();
  dto.due = task.getDueDate();
  dto.followUp = task.getFollowUpDate();

  if (task.getDelegationState() != null) {
    dto.delegationState = task.getDelegationState().toString();
  }

  dto.description = task.getDescription();
  dto.executionId = task.getExecutionId();
  dto.owner = task.getOwner();
  dto.parentTaskId = task.getParentTaskId();
  dto.priority = task.getPriority();
  dto.processDefinitionId = task.getProcessDefinitionId();
  dto.processInstanceId = task.getProcessInstanceId();
  dto.taskDefinitionKey = task.getTaskDefinitionKey();
  dto.caseDefinitionId = task.getCaseDefinitionId();
  dto.caseExecutionId = task.getCaseExecutionId();
  dto.caseInstanceId = task.getCaseInstanceId();
  dto.suspended = task.isSuspended();
  dto.tenantId = task.getTenantId();

  try {
    dto.formKey = task.getFormKey();
  }
  catch (BadUserRequestException e) {
    // ignore (initializeFormKeys was not called)
  }
  return dto;
}
 

/**
 * Test case for handing over a null process variables to a sub process
 */
@Deployment(resources = {
  "org/camunda/bpm/engine/test/bpmn/callactivity/CallActivity.testSubProcessDataInputOutput.bpmn20.xml",
  "org/camunda/bpm/engine/test/bpmn/callactivity/dataSubProcess.bpmn20.xml"})
public void testSubProcessWithNullDataInput() {
  String processInstanceId = runtimeService.startProcessInstanceByKey("subProcessDataInputOutput").getId();

  // the variable named "subVariable" is not set on process instance
  VariableInstance variable = runtimeService
          .createVariableInstanceQuery()
          .processInstanceIdIn(processInstanceId)
          .variableName("subVariable")
          .singleResult();
  assertNull(variable);

  variable = runtimeService
          .createVariableInstanceQuery()
          .processInstanceIdIn(processInstanceId)
          .variableName("superVariable")
          .singleResult();
  assertNull(variable);

  // the sub process instance is in the task
  Task task = taskService.createTaskQuery().singleResult();
  assertNotNull(task);
  assertEquals("Task in subprocess", task.getName());

  // the value of "subVariable" is null
  assertNull(taskService.getVariable(task.getId(), "subVariable"));

  String subProcessInstanceId = task.getProcessInstanceId();
  assertFalse(processInstanceId.equals(subProcessInstanceId));

  // the variable "subVariable" is set on the sub process instance
  variable = runtimeService
          .createVariableInstanceQuery()
          .processInstanceIdIn(subProcessInstanceId)
          .variableName("subVariable")
          .singleResult();

  assertNotNull(variable);
  assertNull(variable.getValue());
  assertEquals("subVariable", variable.getName());
}
 

/**
 * Test case for handing over a null process variables to a sub process
 */
@Deployment(resources = {
  "org/camunda/bpm/engine/test/bpmn/callactivity/CallActivity.testSubProcessDataInputOutputAsExpression.bpmn20.xml",
  "org/camunda/bpm/engine/test/bpmn/callactivity/dataSubProcess.bpmn20.xml"})
public void testSubProcessWithNullDataInputAsExpression() {
  Map<String, Object> params = new HashMap<String, Object>();
  params.put("superVariable", null);
  String processInstanceId = runtimeService.startProcessInstanceByKey("subProcessDataInputOutput", params).getId();

  // the variable named "subVariable" is not set on process instance
  VariableInstance variable = runtimeService
          .createVariableInstanceQuery()
          .processInstanceIdIn(processInstanceId)
          .variableName("subVariable")
          .singleResult();
  assertNull(variable);

  variable = runtimeService
          .createVariableInstanceQuery()
          .processInstanceIdIn(processInstanceId)
          .variableName("superVariable")
          .singleResult();
  assertNotNull(variable);
  assertNull(variable.getValue());

  // the sub process instance is in the task
  Task task = taskService.createTaskQuery().singleResult();
  assertNotNull(task);
  assertEquals("Task in subprocess", task.getName());

  // the value of "subVariable" is null
  assertNull(taskService.getVariable(task.getId(), "subVariable"));

  String subProcessInstanceId = task.getProcessInstanceId();
  assertFalse(processInstanceId.equals(subProcessInstanceId));

  // the variable "subVariable" is set on the sub process instance
  variable = runtimeService
          .createVariableInstanceQuery()
          .processInstanceIdIn(subProcessInstanceId)
          .variableName("subVariable")
          .singleResult();

  assertNotNull(variable);
  assertNull(variable.getValue());
  assertEquals("subVariable", variable.getName());
}
 

public static HalTask fromTask(Task task) {
  HalTask dto = new HalTask();

  // task state
  dto.id = task.getId();
  dto.name = task.getName();
  dto.assignee = task.getAssignee();
  dto.created = task.getCreateTime();
  dto.due = task.getDueDate();
  dto.followUp = task.getFollowUpDate();
  dto.delegationState = task.getDelegationState();
  dto.description = task.getDescription();
  dto.executionId = task.getExecutionId();
  dto.owner = task.getOwner();
  dto.parentTaskId = task.getParentTaskId();
  dto.priority = task.getPriority();
  dto.processDefinitionId = task.getProcessDefinitionId();
  dto.processInstanceId = task.getProcessInstanceId();
  dto.taskDefinitionKey = task.getTaskDefinitionKey();
  dto.caseDefinitionId = task.getCaseDefinitionId();
  dto.caseExecutionId = task.getCaseExecutionId();
  dto.caseInstanceId = task.getCaseInstanceId();
  dto.suspended = task.isSuspended();
  dto.tenantId = task.getTenantId();
  try {
    dto.formKey = task.getFormKey();
  }
  catch (BadUserRequestException e) {
    // ignore (initializeFormKeys was not called)
  }

  // links
  dto.linker.createLink(REL_SELF, task.getId());
  dto.linker.createLink(REL_ASSIGNEE, task.getAssignee());
  dto.linker.createLink(REL_OWNER, task.getOwner());
  dto.linker.createLink(REL_EXECUTION,task.getExecutionId());
  dto.linker.createLink(REL_PARENT_TASK, task.getParentTaskId());
  dto.linker.createLink(REL_PROCESS_DEFINITION, task.getProcessDefinitionId());
  dto.linker.createLink(REL_PROCESS_INSTANCE, task.getProcessInstanceId());
  dto.linker.createLink(REL_CASE_INSTANCE, task.getCaseInstanceId());
  dto.linker.createLink(REL_CASE_EXECUTION, task.getCaseExecutionId());
  dto.linker.createLink(REL_CASE_DEFINITION, task.getCaseDefinitionId());
  dto.linker.createLink(REL_IDENTITY_LINKS, task.getId());

  return dto;
}